Find an equation for the parabola described.Directrix the line x = -10
A. y2 = -40x
B. y2 = 10x
C. y2 = 40x
D. x2 = 40y
Answer: C
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Estimate. Then find the actual sum0.328 + 55 + 295.1
A. Estimate: 350.5; Actual: 349.428 B. Estimate: 350.4; Actual: 349.428 C. Estimate: 350.5; Actual: 350.428 D. Estimate: 350.4; Actual: 350.428
Determine the coordinates of the points shown. Tell in which quadrant the point lies. Assume the coordinates are integers. 
A. (-6, -8); quadrant IV B. (-6, -8); quadrant III C. (-6, -4); quadrant IV D. (-6, -4); quadrant III
An augmented matrix that represents a system of linear equations (in variables x, y, z and w if applicable) has been reduced using Gaussian elimination. Find the solution represented by the augmented matrix.
a. (–6, 7)
b. (–6, 5)
c. (–5, 6)
d. (5, –6)
Determine the sum of the following series: 
.Enter just a reduced fraction of form 
.
Fill in the blank(s) with the appropriate word(s).